DE1479374B2 - Formwerkzeug zum herstellen von hinterschneidun gen aufweisenden runden hohlkoerpern aus kunststoff - Google Patents

Formwerkzeug zum herstellen von hinterschneidun gen aufweisenden runden hohlkoerpern aus kunststoff

Info

Publication number
DE1479374B2
DE1479374B2 DE19641479374 DE1479374A DE1479374B2 DE 1479374 B2 DE1479374 B2 DE 1479374B2 DE 19641479374 DE19641479374 DE 19641479374 DE 1479374 A DE1479374 A DE 1479374A DE 1479374 B2 DE1479374 B2 DE 1479374B2
Authority
DE
Germany
Prior art keywords
segments
base body
core
axis
mold according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19641479374
Other languages
German (de)
English (en)
Other versions
DE1479374A1 (de
Inventor
Auf Nichtnennung Antrag
Original Assignee
Ketch Plastics Ltd , Lichfield, Staffordshire (Großbritannien)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ketch Plastics Ltd , Lichfield, Staffordshire (Großbritannien) filed Critical Ketch Plastics Ltd , Lichfield, Staffordshire (Großbritannien)
Publication of DE1479374A1 publication Critical patent/DE1479374A1/de
Publication of DE1479374B2 publication Critical patent/DE1479374B2/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2022/00—Hollow articles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/058—Undercut
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/218—Pipe machine: socket forming apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE19641479374 1963-11-12 1964-11-10 Formwerkzeug zum herstellen von hinterschneidun gen aufweisenden runden hohlkoerpern aus kunststoff Pending DE1479374B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB44573/63A GB1045350A (en) 1963-11-12 1963-11-12 Collapsible tools for use in the moulding, casting or pressing of hollow articles

Publications (2)

Publication Number Publication Date
DE1479374A1 DE1479374A1 (de) 1969-04-30
DE1479374B2 true DE1479374B2 (de) 1971-07-08

Family

ID=10433918

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19641479374 Pending DE1479374B2 (de) 1963-11-12 1964-11-10 Formwerkzeug zum herstellen von hinterschneidun gen aufweisenden runden hohlkoerpern aus kunststoff

Country Status (8)

Country Link
US (1) US3339242A (en)van)
BE (1) BE655157A (en)van)
DE (1) DE1479374B2 (en)van)
DK (1) DK121200B (en)van)
GB (1) GB1045350A (en)van)
NL (1) NL6412871A (en)van)
NO (1) NO117326B (en)van)
SE (1) SE306824B (en)van)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2636940A1 (de) * 1975-08-19 1977-03-03 Kubot Ltd Verfahren und vorrichtung zum formen einer verbindungsmuffe an einem rohr aus synthetischem harz
DK154332B (da) * 1977-10-31 1988-11-07 Geyer & Co Spredekerne til fremstilling af sproejtestoebte emner
DE3820084A1 (de) * 1988-06-02 1989-12-07 Hansjuergen Moeser Formwerkzeug zur herstellung von spritzteilen

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528637A (en) * 1965-08-24 1970-09-15 Microdot Inc Core set for molding a partial thread
US3387323A (en) * 1966-03-14 1968-06-11 Nyloncraft Inc Mold with core having thread forming portions
US3433292A (en) * 1966-05-25 1969-03-18 Gen Motors Corp Locking mechanism for diecasting
US3474999A (en) * 1967-06-28 1969-10-28 United States Pipe Foundry Apparatus for forming hollow plastic articles
DE1805597C3 (de) * 1968-10-24 1974-06-20 Mannesmann Ag, 4000 Duesseldorf Vorrichtung zum Anformen einer Muffe mit Ringnut am Ende eines Rohres aus thermoplastischem Kunststoff
US3677684A (en) * 1969-12-15 1972-07-18 Nat Distillers Chem Corp Apparatus for enlarging an extremity of a plastic pipe
BE789118A (fr) * 1971-09-25 1973-01-15 Kessel Bernhard Procede pour la realisation de tubes a partir de matieres a mouler par injection
AT328177B (de) * 1973-11-23 1976-03-10 Osterreichische Symalen Ges M Vorrichtung zur formung von muffen
US3865529A (en) * 1973-12-05 1975-02-11 Beatrice Foods Co Molding apparatus
US3940227A (en) * 1974-06-20 1976-02-24 Strasser Georg J Expansible mandrel
US4021180A (en) * 1974-12-20 1977-05-03 Standard Oil Company (Indiana) Collapsible core
NL188626C (nl) * 1977-10-27 1992-08-17 Geyer & Co Fa Spreidkern voor de vervaardiging van spuitdelen.
AT359276B (de) * 1977-11-03 1980-10-27 Metallwarenfabrik Fischamend Kollabierender kern fuer giessformen
US4327051A (en) * 1978-07-06 1982-04-27 Plastiers Limited Method of molding gutter fittings
US4206799A (en) * 1978-12-11 1980-06-10 Mcdonald John W Oblique core locking mechanism for die casting machines
US4236883A (en) * 1979-07-05 1980-12-02 Nrm Corporation Tire press
JPS5812102B2 (ja) * 1980-01-10 1983-03-07 日産自動車株式会社 羽根状回転体のダイカスト鋳造法
JPS56118833A (en) * 1980-02-26 1981-09-18 Toshiba Mach Co Ltd Mold for forming
US4286766A (en) * 1980-04-18 1981-09-01 Holdt J W Von Collapsible mold core
US4383819A (en) * 1980-07-16 1983-05-17 Letica Corporation Apparatus for forming a container
CH654764A5 (de) * 1982-03-10 1986-03-14 Fischer Ag Georg Metallischer kernzug.
US4533312A (en) * 1982-12-27 1985-08-06 Holdt J W Von Simplified collapsible mold core
JPS59150715A (ja) * 1983-02-16 1984-08-29 Daiichi Gaiyaa Kk 金型部材
US4578028A (en) * 1984-12-06 1986-03-25 The Procter & Gamble Company Expandable core pin for blow-molding a container having a neck-portion with internal attachment means
US4929410A (en) * 1984-12-06 1990-05-29 The Procter & Gamble Company Method for blow-molding a container having a neck-portion with internal attachment means
DE3666178D1 (en) * 1985-08-30 1989-11-16 Clarke & Co Moulds Ltd R Collapsible mould core
DE3690679T1 (en)van) * 1986-01-24 1987-11-19
GB2189737A (en) * 1986-04-23 1987-11-04 Du Pont Heat weldable pipe fittings
NO166420C (no) * 1988-10-14 1991-07-31 Norske Stats Oljeselskap Ventil.
US5266137A (en) * 1992-11-10 1993-11-30 Hollingsworth Ritch D Rigid segmented mandrel with inflatable support
DE4320644C1 (de) * 1993-06-22 1994-10-13 Geyer Werkzeugbau Verfahren zur Entformung von Spritzgießhohlkörpern mit Hinterschneidungen in der Innenkontur und zugehöriger Formkern
US5833912A (en) * 1997-10-14 1998-11-10 Schweigert; Lothar Method of injection molding a container
US6099785A (en) * 1998-03-17 2000-08-08 Schweigert; Lothar Method for injection molding plastic closures
US6506330B1 (en) 1998-03-17 2003-01-14 Lothar Schweigert Apparatus and method for molding plastic closures
DE102006015767A1 (de) * 2006-04-04 2007-10-18 Kunststoff-Fröhlich GmbH Spritzgießform-Schiebereinrichtung
NL1044079B1 (en) * 2021-06-30 2023-01-09 Robert Van Dongen Antoine Mould
FR3151239A1 (fr) * 2023-07-20 2025-01-24 Safran Outillage pour le moulage de pièces de révolution avec compactage circonférentiel depuis la face interne d’une préforme

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1997074A (en) * 1930-01-24 1935-04-09 John Stogdell Stokes Method of and apparatus for molding synthetic resinous articles
US1921125A (en) * 1931-10-02 1933-08-08 Raymond Concrete Pile Co Mandrel
US1995485A (en) * 1932-07-29 1935-03-26 Gen Motors Corp Machine to countersink twenty holes in a wheel hub shell for short spokes
FR905388A (fr) * 1940-01-19 1945-12-03 Poinçon contractable pour travaux de moulage et analogues
US2263037A (en) * 1940-01-31 1941-11-18 Gits Molding Corp Method of and die for molding picture frames
US2654413A (en) * 1951-03-24 1953-10-06 Rohr Aircraft Corp Expansible mandrel
US2943667A (en) * 1957-10-14 1960-07-05 Arrowsmith Tool & Die Corp Expanding mandrel hydro-press
US3247548A (en) * 1962-05-28 1966-04-26 Roehr Metals & Plastics Compan Apparatus for making a molded article

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2636940A1 (de) * 1975-08-19 1977-03-03 Kubot Ltd Verfahren und vorrichtung zum formen einer verbindungsmuffe an einem rohr aus synthetischem harz
DK154332B (da) * 1977-10-31 1988-11-07 Geyer & Co Spredekerne til fremstilling af sproejtestoebte emner
DE3820084A1 (de) * 1988-06-02 1989-12-07 Hansjuergen Moeser Formwerkzeug zur herstellung von spritzteilen

Also Published As

Publication number Publication date
DE1479374A1 (de) 1969-04-30
GB1045350A (en) 1966-10-12
NL6412871A (en)van) 1965-05-13
SE306824B (en)van) 1968-12-09
NO117326B (en)van) 1969-07-28
BE655157A (en)van) 1965-03-01
US3339242A (en) 1967-09-05
DK121200B (da) 1971-09-20

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